Sökning: "Elektrisk nedbrytning"

Hittade 5 uppsatser innehållade orden Elektrisk nedbrytning.

  1. 1. Investigation of MIDEL 7131’s Dielectric Breakdown Strength and Thermal Behaviour : Master Thesis, an experimental study using concentric-like electrodes at elevated temperatures to study breakdowns

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Kim Lin; [2023]
    Nyckelord :Dielectric strength; High voltage; Liquid dielectric; MIDEL 7131; Electrical breakdown; Temperature cycle; Dielektrisk styrka; Högspänning; Dielektriska vätskor; MIDEL 7131; Elektrisk nedbrytning; Temperaturcykling;

    Sammanfattning : Dielectric insulation are constantly exposed to various stresses, while also being expected to last for long periods of time. Naturally, they degrade with use and in demanding operational environments, this degradation phenomena can be accelerated, leading to costly consequences. LÄS MER

  3. 2. Investigating Yttrium Ruthenate Pyrochlore as an Anodic Electrocatalyst in Proton Exchange Membrane Water Electrolysis

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Kneev Sharma; [2023]
    Nyckelord :;

    Sammanfattning : As the energy transition progresses, the demand for green storage solutions is ever-increasing. Hydrogen storage is receiving increased interest and support due to its promising sustainability and flexibility. Proton-exchange, or polymer electrolyte, membrane (PEM) electrolyzers are a key technology supporting hydrogen storage systems. LÄS MER

  4. 3. Development of an Investigation Method to Analyse Effect of Laser Cutting on Iron Losses in an Electric Machine

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Rishabh Raj; [2022]
    Nyckelord :Electrical machine; iron losses; laser cutting; loss models; manufacturing defects; single sheet tester; Elektrisk maskin; järnförluster; laserskärning; förlustmodeller; tillverkningsfel; enplåtsprovare;

    Sammanfattning : In this fast pace world, climate change is one of the primary concerns worldwide. The world is racing towards reducing CO2 emissions by focusing on decreasing energy consumption. Electric motors capture about two-third of the industrial energy consumption, of which the most growing sector is electrical vehicles. LÄS MER

  5. 4. Muskelförändringar och interventioner vid långvarigt sängliggande - En litteraturstudie

    Kandidat-uppsats, Lunds universitet/Människan i rörelse: hälsa och rehabilitering

    Författare :Simon Roszko; Hugo Fristedt; [2019]
    Nyckelord :Medicine and Health Sciences;

    Sammanfattning : Människans förmåga till rörelse är beroende av funktionen i våra drygt 600 skelettmuskler. Rörelse ger möjlighet till aktivitet och delaktighet och har stor effekt på vår hälsa. LÄS MER

  7. 5. Function-Based Assessment for Business Modelling of Electric Road Systems

    Master-uppsats, KTH/Industriell Management

    Författare :LUAY MOKHTAR; [2018]
    Nyckelord :Electric Road Systems; Function-Based Business Models; Relational Business Models; Electric Road Systems; Function-Based Business Models; Relational Business Models;

    Sammanfattning : The transformation of road transport towards sustainable vehicle powering technologies provided an opportunity for the development of several electromobility solutions among which are Electric Road Systems (ERS). However, a large-scale implementation of ERS involves a challenge for potential participants to develop business models for ERS. LÄS MER